Answers: 1
Health, 23.06.2019 04:00
Viruses use the host's machinery to make copies of themselves. however, some human viruses require a type of replication that humans do not normally have. for example, humans normally do not have the ability to convert rna into dna. how can these types of viruses infect humans, when human cells cannot perform a particular role that the virus requires? a) the virus causes mutations in the human cells, resulting in the formation of new enzymes that are capable of performing these roles.b) the viral genome codes for specialized enzymes not in the host.c) the virus infects only those cells and species that can perform all the replication roles necessary.d) viruses can stay in a quiescent state until the host cell evolves this ability.
Answers: 1
Health, 23.06.2019 06:30
Which of the following methods had the highest risk of transmitting hiv? a) oral sex b) sharing needles c) sweat d) preseminal fluid
Answers: 2
Health, 23.06.2019 10:20
According to bowlby which of the following is not required in order for infants to form healthy attachments with their parents
Answers: 2
Health, 23.06.2019 18:30
Prone a. front b. back c. facing up d. facing down anterior a. front b. back c. facing up d. facing down
Answers: 1
All of the following are physical response to relaxation expect...
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